Audio-Technica ATH-LS50 BK Inner Ear Headphones, Black

Type: Dynamic Driver: φ8.8mm Sound Pressure Level: 103dB/mW Frequency Range: 5-25,000Hz Input: 200mW Impedance: 11.5Ω Weight (excluding cord): Approx. 6.5g Input Terminal: A2DC Connector Jack Color: BK (Black)